Vulnerabilities (CVE)

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Total 4021 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2019-20840 5 Canonical, Debian, Libvnc Project and 2 more 16 Ubuntu Linux, Debian Linux, Libvncserver and 13 more 2022-03-10 5.0 MEDIUM 7.5 HIGH
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/ws_decode.c can lead to a crash because of unaligned accesses in hybiReadAndDecode.
CVE-2019-20839 5 Canonical, Debian, Libvnc Project and 2 more 16 Ubuntu Linux, Debian Linux, Libvncserver and 13 more 2022-03-10 5.0 MEDIUM 7.5 HIGH
libvncclient/sockets.c in LibVNCServer before 0.9.13 has a buffer overflow via a long socket filename.
CVE-2020-14396 4 Canonical, Debian, Libvnc Project and 1 more 15 Ubuntu Linux, Debian Linux, Libvncserver and 12 more 2022-03-10 5.0 MEDIUM 7.5 HIGH
An issue was discovered in LibVNCServer before 0.9.13. libvncclient/tls_openssl.c has a NULL pointer dereference.
CVE-2020-14397 5 Canonical, Debian, Libvnc Project and 2 more 16 Ubuntu Linux, Debian Linux, Libvncserver and 13 more 2022-03-10 5.0 MEDIUM 7.5 HIGH
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/rfbregion.c has a NULL pointer dereference.
CVE-2020-14398 5 Canonical, Debian, Libvnc Project and 2 more 16 Ubuntu Linux, Debian Linux, Libvncserver and 13 more 2022-03-10 5.0 MEDIUM 7.5 HIGH
An issue was discovered in LibVNCServer before 0.9.13. An improperly closed TCP connection causes an infinite loop in libvncclient/sockets.c.
CVE-2019-20788 4 Canonical, Debian, Libvnc Project and 1 more 15 Ubuntu Linux, Debian Linux, Libvncserver and 12 more 2022-03-10 7.5 HIGH 9.8 CRITICAL
libvncclient/cursor.c in LibVNCServer through 0.9.12 has a HandleCursorShape integer overflow and heap-based buffer overflow via a large height or width value. NOTE: this may overlap CVE-2019-15690.
CVE-2020-14402 4 Canonical, Debian, Libvnc Project and 1 more 15 Ubuntu Linux, Debian Linux, Libvncserver and 12 more 2022-03-09 5.5 MEDIUM 5.4 MEDIUM
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/corre.c allows out-of-bounds access via encodings.
CVE-2020-14403 4 Canonical, Debian, Libvnc Project and 1 more 15 Ubuntu Linux, Debian Linux, Libvncserver and 12 more 2022-03-09 5.5 MEDIUM 5.4 MEDIUM
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/hextile.c allows out-of-bounds access via encodings.
CVE-2020-14405 4 Canonical, Debian, Libvnc Project and 1 more 15 Ubuntu Linux, Debian Linux, Libvncserver and 12 more 2022-03-09 4.0 MEDIUM 6.5 MEDIUM
An issue was discovered in LibVNCServer before 0.9.13. libvncclient/rfbproto.c does not limit TextChat size.
CVE-2020-14404 4 Canonical, Debian, Libvnc Project and 1 more 15 Ubuntu Linux, Debian Linux, Libvncserver and 12 more 2022-03-09 5.5 MEDIUM 5.4 MEDIUM
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/rre.c allows out-of-bounds access via encodings.
CVE-2018-20750 4 Canonical, Debian, Libvnc Project and 1 more 15 Ubuntu Linux, Debian Linux, Libvncserver and 12 more 2022-03-09 7.5 HIGH 9.8 CRITICAL
LibVNC through 0.9.12 contains a heap out-of-bounds write vulnerability in libvncserver/rfbserver.c. The fix for CVE-2018-15127 was incomplete.
CVE-2018-20749 4 Canonical, Debian, Libvnc Project and 1 more 15 Ubuntu Linux, Debian Linux, Libvncserver and 12 more 2022-03-09 7.5 HIGH 9.8 CRITICAL
LibVNC before 0.9.12 contains a heap out-of-bounds write vulnerability in libvncserver/rfbserver.c. The fix for CVE-2018-15127 was incomplete.
CVE-2018-20748 4 Canonical, Debian, Libvnc Project and 1 more 15 Ubuntu Linux, Debian Linux, Libvncserver and 12 more 2022-03-09 7.5 HIGH 9.8 CRITICAL
LibVNC before 0.9.12 contains multiple heap out-of-bounds write vulnerabilities in libvncclient/rfbproto.c. The fix for CVE-2018-20019 was incomplete.
CVE-2020-13934 6 Apache, Canonical, Debian and 3 more 14 Tomcat, Ubuntu Linux, Debian Linux and 11 more 2022-03-01 5.0 MEDIUM 7.5 HIGH
An h2c direct connection to Apache Tomcat 10.0.0-M1 to 10.0.0-M6, 9.0.0.M5 to 9.0.36 and 8.5.1 to 8.5.56 did not release the HTTP/1.1 processor after the upgrade to HTTP/2. If a sufficient number of such requests were made, an OutOfMemoryException could occur leading to a denial of service.
CVE-2021-4120 2 Canonical, Fedoraproject 3 Snapd, Ubuntu Linux, Fedora 2022-03-01 4.6 MEDIUM 7.8 HIGH
snapd 2.54.2 fails to perform sufficient validation of snap content interface and layout paths, resulting in the ability for snaps to inject arbitrary AppArmor policy rules via malformed content interface and layout declarations and hence escape strict snap confinement. Fixed in snapd versions 2.54.3+18.04, 2.54.3+20.04 and 2.54.3+21.10.1
CVE-2021-44730 3 Canonical, Debian, Fedoraproject 4 Snapd, Ubuntu Linux, Debian Linux and 1 more 2022-02-28 6.9 MEDIUM 8.8 HIGH
snapd 2.54.2 did not properly validate the location of the snap-confine binary. A local attacker who can hardlink this binary to another location to cause snap-confine to execute other arbitrary binaries and hence gain privilege escalation. Fixed in snapd versions 2.54.3+18.04, 2.54.3+20.04 and 2.54.3+21.10.1
CVE-2021-3155 1 Canonical 2 Snapd, Ubuntu Linux 2022-02-25 2.1 LOW 5.5 MEDIUM
snapd 2.54.2 and earlier created ~/snap directories in user home directories without specifying owner-only permissions. This could allow a local attacker to read information that should have been private. Fixed in snapd versions 2.54.3+18.04, 2.54.3+20.04 and 2.54.3+21.10.1
CVE-2020-25722 4 Canonical, Debian, Fedoraproject and 1 more 4 Ubuntu Linux, Debian Linux, Fedora and 1 more 2022-02-25 6.5 MEDIUM 8.8 HIGH
Multiple flaws were found in the way samba AD DC implemented access and conformance checking of stored data. An attacker could use this flaw to cause total domain compromise.
CVE-2020-25717 5 Canonical, Debian, Fedoraproject and 2 more 25 Ubuntu Linux, Debian Linux, Fedora and 22 more 2022-02-25 8.5 HIGH 8.1 HIGH
A flaw was found in the way Samba maps domain users to local users. An authenticated attacker could use this flaw to cause possible privilege escalation.
CVE-2016-2124 5 Canonical, Debian, Fedoraproject and 2 more 24 Ubuntu Linux, Debian Linux, Fedora and 21 more 2022-02-25 4.3 MEDIUM 5.9 MEDIUM
A flaw was found in the way samba implemented SMB1 authentication. An attacker could use this flaw to retrieve the plaintext password sent over the wire even if Kerberos authentication was required.